
Analog Devices
GENERAL DESCRIPTION
The ADV7202 is a video rate sampling codec.
It has the capability of sampling up to five NTSC/PAL/SECAM video I/P signals. The resolution on the front end digitizer is 12 bits; 2 bits (12 dB) are used for gain and offset adjustment. The digitizer has a conversion rate of up to 54 MHz.
FEATURES
Four 10-Bit Video DACs (4:2:2, YCrCb, RGB I/P
Supported)
10-Bit Video Rate Digitization at up to 54 MHz
AGC Control (±6 dB)
Front End 3-Channel Clamp Control
Up to Five CVBS Input Channels, Two Component YUV,
Three S-Video, or a Combination of the Above.
Simultaneous Digitization of Two CVBS Input Channels
Aux 8-Bit SAR ADC @ 843 kHz Sampling Giving up to
Eight General-Purpose Inputs
I2C Compatible Interface with I2C Filter
RGB Inputs for Picture-on-Picture of the RGB DACs
Optional Internal Reference
Power Save Mode
APPLICATIONS
Picture-on-Picture Video Systems
Simultaneous Video Rate Processing
Hybrid Set-Top Box TV Systems
Direct Digital Synthesis/I-Q Demodulation
Image Processing